let nextTodoId = 0;
export const addTodo = (text) => ({
    type: 'ADD_TODO',
    id: nextTodoId++,
    text
});

export const setVisibilityFilter = (filter) => ({type: 'SET_VISIBILITY_FILTER', filter});

export const toggleTodo = (id) => ({type: 'TOGGLE_TODO', id});

export const deleteTodo = (id) => ({type: 'DELETE_TODO', id});